1. Faculty of Textile Science and Technology, Shinshu University, 3-15-1 Tokida, Ueda, Nagano386-8567, Japan
2. Research Institute of Human Ecology, Dong-A University, 840 Hadan2-dong, Saha-gu, Busan 604-714, Republic of Korea
3. Faculty of Engineering and Design, Kyoto Institute of Technology, Goshokaidou-cho, Matsugasaki, Sakyo-ku, Kyoto 606-8585, Japan